ORAGENICS INC (OGEN) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: March 16, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 615.99% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
4.3M
Potential Supply
0
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

OGEN currently has 4.34M outstanding shares. with minimal authorized share overhang for future dilution. The company has significantly diluted shareholders by 615.99% over the past 2 years, indicating aggressive capital raising. Recent corporate actions include 1 stock split (positive for accessibility) and 1 reverse split (concerning signal).

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Mar 16, 2026

10-K filing | 4.3M shares outstanding

4.3M 0
Jan 22, 2026

S-3 filing: The company is filing an S-3 form to register a shelf offering of up to $100,000,000 in various securities, including common stock, warrants to purchase common stock, and units consisting of combinations of these securities.

4.3M 0
Nov 07, 2025

10-Q filing | 4.2M shares outstanding

4.2M 0
Aug 08, 2025

10-Q filing | 4.1M shares outstanding

4.1M 0
Jul 02, 2025

8-K filing: Oragenics, Inc. completed a public offering of 660,000 shares of Series H Convertible Preferred Stock and warrants to purchase 660,000 additional shares of Preferred Stock, resulting in gross proceeds of approximately $16.5 million. ($16.5M proceeds)

820K 17K
Jun 30, 2025

S-1/A filing: This S-1/A filing describes exempt issuance of common stock and related securities for employee compensation, strategic transactions, and other purposes.

820K 17K
Jun 23, 2025

S-1 filing: The company is offering Series H Convertible Preferred Stock, warrants to purchase Series H Convertible Preferred Stock, and common stock issuable upon conversion of the preferred stock and warrants, with Dawson James Securities, Inc. acting as placement agent.

820K 17K
Jun 03, 2025
Stock Split

8-K filing: Stock split 1-for-30 | Outstanding: 21,475,289 → 715,843

720K 120K
May 09, 2025

10-Q filing | 21.5M shares outstanding

21M 3.7M
Mar 14, 2025

10-K filing | 21.5M shares outstanding

21M 3.7M
Jan 08, 2025

S-1/A filing: This S-1/A filing relates to a best efforts public offering of up to 15,151,515 units, each consisting of one share of common stock (or one Pre-Funded Warrant) and one common warrant, at an assumed price of $0.33 per unit, along with placement agent warrants.

13M 13M
Dec 31, 2024

S-1/A filing: Reasonable best efforts public offering of up to 15,151,515 units consisting of one share of common stock (or one Pre-Funded Warrant to purchase one share of our Common Stock in lieu thereof), and one common warrant to purchase one share of our Common Stock at an assumed public offering price of $0.33 per Unit.

13M 13M
Dec 18, 2024

S-1 filing: This is a reasonable best efforts public offering of up to 15,151,515 units consisting of one share of common stock and one common warrant at an assumed price of $0.33 per unit.

13M 12M
Nov 13, 2024

10-Q filing | 12.2M shares outstanding

12M 0
Sep 05, 2024

8-K filing: Oragenics, Inc. completed a registered public offering of 3,078,378 shares of common stock and pre-funded warrants to purchase 5,028,206 shares of common stock, resulting in gross proceeds of approximately $4.45 million. ($0.0M proceeds)

8.7M 640K
Sep 03, 2024

S-1/A filing: This is an S-1/A filing for a public offering of up to 3,937,008 shares of common stock, up to 3,937,008 pre-funded warrants to purchase shares of common stock and up to 196,850 placement agent warrants to purchase shares of common stock.

5.6M 3.7M
Aug 16, 2024

S-1 filing: This is a reasonable best efforts public offering of up to 2,403,846 shares of our common stock at an assumed public offering price of $2.08 per share and also pre-funded warrants to purchase 2,403,846 shares of Common Stock.

5.6M 2.9M
Aug 09, 2024

10-Q filing | 5.6M shares outstanding

5.6M 0
Jun 26, 2024

8-K filing: Oragenics, Inc. completed a registered public offering of 1,100,000 shares of common stock at $1.00 per share through a placement agency agreement with Dawson James Securities Inc., resulting in gross proceeds of approximately $1.1 million. ($1.1M proceeds)

4.5M 0
May 15, 2024

10-Q filing | 4.5M shares outstanding

4.5M 0
Mar 29, 2024

10-K filing | 4.5M shares outstanding

4.5M 0
Jan 16, 2024

8-K filing: Oragenics acquired neurology assets from Odyssey Health, issuing 8,000,000 shares of Series F Non-Voting Convertible Preferred Stock, convertible into common stock on a one-to-one basis, and Odyssey converted 511,308 of those shares into common stock on December 28, 2023, in addition to $1,000,000 in cash.

9.9M 0
Dec 08, 2023

8-K filing: Oragenics, Inc. authorized the issuance of 8,000,000 shares of Series F Convertible Preferred Stock for the acquisition of assets from Odyssey Health, Inc. ($1.0M proceeds)

9.9M 0
Nov 09, 2023

10-Q filing | 2.4M shares outstanding

2.4M 0
Oct 05, 2023

8-K filing: Oragenics, Inc. entered into an Asset Purchase Agreement with Odyssey Health, Inc. to purchase certain assets and liabilities related to Odyssey's business focused on developing medical products that treat brain related illnesses and diseases in exchange for $1,000,000 in cash and 8,000,000 shares of convertible Series F Preferred Stock. ($1.0M proceeds)

2.5M 0
Sep 29, 2023

8-K filing: Oragenics, Inc. completed the sale and transfer of certain materials and data to Lantern Bioworks in exchange for $50,000 in cash and an option to purchase 1,000,000 shares of Purchaser's equity for $1.00. ($0.0M proceeds)

2.5M 0
Aug 11, 2023

10-Q filing | 2.5M shares outstanding

2.5M 0
Aug 07, 2023

8-K filing: The company designates 404,728 shares of preferred stock as Series E Preferred Stock with no dividends, specific voting rights related to the Amendment, junior liquidation rights to Series A and B, and automatic cancellation upon the effectiveness of the Amendment. The company completed a private placement offering.

2M 0
May 12, 2023

10-Q filing | 2.0M shares outstanding

2M 0
Apr 17, 2023

10-K filing | 2.0M shares outstanding

2M 0
Jan 20, 2023
Stock Split

8-K filing: Stock split 1-for-60 | Outstanding: 1,921,739 → 1,961,037

2M 0
Jan 13, 2023

S-3 filing: The filing is an S-3 form for a potential offering of common stock, warrants to purchase shares of common stock, and/or units consisting of some or all of such securities for total gross proceeds of up to $40 million.

1.9M 72M
Nov 14, 2022

10-Q filing | 116.7M shares outstanding

120M 0
Aug 09, 2022

10-Q filing | 116.4M shares outstanding

120M 0
May 13, 2022

10-Q filing | 116.4M shares outstanding

120M 0
Mar 24, 2022

10-K filing | 116.4M shares outstanding

120M 0
Nov 15, 2021

10-Q filing | 116.4M shares outstanding

120M 0
Aug 16, 2021

10-Q filing | 116.2M shares outstanding

120M 0
May 03, 2021

10-Q filing | 91.8M shares outstanding

92M 0
Mar 05, 2021

8-K filing: Oragenics, Inc. sold 15,406,618 shares of common stock for gross proceeds of approximately $20.0 million under a sales agreement as of February 12, 2021, and will file a prospectus supplement registering the offer and sale of common stock having an aggregate offering price of up to $17,462,500 from time to time through A.G.P. ($20.0M proceeds)

46M 28M
Mar 01, 2021

10-K filing | 46.1M shares outstanding

46M 28M
Feb 12, 2021

8-K filing: Oragenics, Inc. reports the redemption of Series C Preferred Stock, sales of common stock through an at-the-market offering, warrant exercises, and an update on common stock outstanding as of February 11, 2021. ($21.2M proceeds)

110M 0
Dec 29, 2020

8-K filing: Oragenics, Inc. closed a registered direct offering of 14,444,444 shares of common stock, receiving gross proceeds of $6,500,000. ($6.5M proceeds)

92M 0
Dec 28, 2020

8-K filing: Oragenics, Inc. issued 14,444,444 shares of common stock at $0.45 per share in a registered direct offering for gross proceeds of approximately $6,500,000. ($6.5M proceeds)

46M 28M
Nov 24, 2020

8-K filing: Oragenics, Inc. closed a public offering of 14,189,189 shares of common stock at $0.37 per share, with the Underwriter exercising their over-allotment option to purchase an additional 2,128,378 shares, resulting in gross proceeds of approximately $6.0 million. ($6.0M proceeds)

46M 28M
Nov 10, 2020

10-Q filing | 46.1M shares outstanding

46M 28M
Aug 14, 2020

10-Q filing | 46.1M shares outstanding

46M 28M
Jul 27, 2020

8-K filing: Oragenics Inc. announces the exercise of warrants to acquire 5,537,365 shares of common stock, resulting in gross proceeds of $5,058,628 and 60,900,168 shares of common stock outstanding. ($5.06M proceeds)

61M 13M
May 29, 2020

S-3 filing: Resale of up to 18,400,000 shares of common stock by selling stockholder, consisting of 9,200,000 restricted shares and 9,200,000 shares issuable upon exercise of warrants.

55M 18M
May 15, 2020

10-Q filing | 55.4M shares outstanding

55M 0
May 08, 2020

8-K filing: Oragenics acquired Noachis Terra through a Stock Purchase Agreement, making it a wholly-owned subsidiary, focused on developing a vaccine product candidate to provide immunity from SARS-CoV-2. ($6.93M proceeds)

46M 0
May 04, 2020

8-K filing: The Company acquired Noachis Terra by issuing 9,200,000 restricted shares of the Company's common stock and warrants to purchase 9,200,000 shares of the Company's common stock to Mr. Joseph Hernandez.

46M 0
Mar 04, 2020

10-K filing | 46.1M shares outstanding

46M 0
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